Re: [Amps] soft start circuits

[R.Measures <r@somis.org>]

>PAUL HEWITT wrote:
>
>>I normally use these as the HV supply master mains switch in the 
>>amplifier and have never had a dv/dt problem.
>
>What makes me nervous about SSRs as safety-critical circuit breakers is 
>that if ever they do fail, they will almost certainly remain switched on 
>(forever). In safety engineering terms, they are not 'fail-safe'.
>
**  Good point, Ian.    Sometimes mo' high-tech is not mo' bettah.
_______________________________________________
Amps mailing list
Amps@contesting.com
http://lists.contesting.com/mailman/listinfo/amps